﻿<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Test</title>
</head>
<body>
  <button onclick="test();">alert</button>
</body>
<script>
function test() {
    alert('Hi');
    console.log('hello')
}
</script>
</html>